Coastal Development: Downey vs South San Gabriel
How do coastal development rules compare between Downey, CA and South San Gabriel, CA?
Downey has fewer restrictions than South San Gabriel.
Downey, CA
Los Angeles County
Downey is an inland city approximately 12 miles from the coast and is not within the California Coastal Commission's jurisdiction. Coastal development regulations do not apply.
View full Downey rules →South San Gabriel, CA
Los Angeles County
Several unincorporated LA County areas fall within the California Coastal Zone, including communities near Malibu and the Santa Monica Mountains. Coastal development permits from the California Coastal Commission may be required. LA County DRP administers local coastal programs for unincorporated coastal areas.
View full South San Gabriel rules →Key Facts Comparison
| Fact | Downey | South San Gabriel |
|---|---|---|
| Coastal Zone | Not applicable | Parts of unincorporated county included |
| Location | 12 miles inland | - |
| CCC Jurisdiction | Does not apply | - |
| Permits | No coastal permits needed | - |
| Permit | - | Coastal development permit may be needed |
| CCC | - | California Coastal Commission oversight |
| Local Program | - | LA County DRP administers |
Highlighted rows indicate differences between cities.
Downey FAQ
Do I need a coastal permit?
Most development within the coastal zone requires permits from both Downey and the state coastal commission. Check if your property is in the designated coastal zone.
Can I build a seawall on my property?
Seawalls and shoreline armoring face strict review and may be denied if alternatives exist. Living shoreline approaches are increasingly preferred.
South San Gabriel FAQ
Do I need a Coastal Development Permit in LA County?
If your property is in the California Coastal Zone (parts of Marina del Rey, Santa Monica Mountains, and other coastal unincorporated areas), most development requires a CDP. Contact the Department of Regional Planning at (213) 974-6411 to check.
How long does a Coastal Development Permit take?
CDPs typically take 3-6 months for standard projects. Projects in environmentally sensitive areas or requiring Coastal Commission review may take 6-12 months or longer.
Can I appeal a CDP decision?
Yes. CDP decisions can be appealed to the California Coastal Commission within 10 working days of the local decision. Appeal fees and procedures are set by the Commission.
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